﻿using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace CommonCRUD
{
    class Program
    {
        static void Main(string[] args)
        {
            using (MyContext context=new MyContext())
            {
                Console.WriteLine( context.teachers.Count());
            }
            Console.WriteLine("OK");
            Console.ReadKey();
        }
    }
}
